
System board connectors
Refer to the following illustration and table to identify the system board connectors for your model.
No. System Board Connector System Board Label Color Component
1 PCI Express x16 X16PCIEXP Black Expansion Card
2 PCI Express x4 X4PCIEXP Black Expansion Card
3 Battery BAT Black Memory Module
4 DIMM2 DIMM2 White Memory Module
5 DIMM1 DIMM1 White Memory Module
6 SATA 3.0 SATA2 Light blue Optical Drive
7 M.2 SSD SSD Black M.2 SSD storage card
8 SATA 3.0 SATA1 Light blue Optical Drive
9 M.2 WLAN WLAN Black M.2 WLAN card
10 SATA 3.0 SATA0 Dark blue Primary Hard Drive
System board connectors 11
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